Deuteronomy 7:2-3

2 aand when the Lord your God gives them over to you, and you defeat them, then you must bdevote them to complete destruction.
That is, set apart ( devote) as an offering to the Lord (for destruction)
dYou shall make no covenant with them and show no mercy to them.
3 eYou shall not intermarry with them, giving your daughters to their sons or taking their daughters for your sons,
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